<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="歌曲名称" prop="songName">
        <el-input
          v-model="queryParams.songName"
          placeholder="请输入歌曲名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="歌唱作者" prop="singerName">
        <el-input
          v-model="queryParams.singerName"
          placeholder="请输入歌唱作者"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="歌曲分类" prop="songAlbum">
        <el-select
          v-model="queryParams.songAlbum"
          placeholder="请选择歌曲分类"
          style="width: 100%"
        >
          <el-option label="赞美诗" :value="1"></el-option>
          <el-option label="青年诗歌" :value="2"></el-option>
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['media:info:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['media:info:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['media:info:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['media:info:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="infoList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="歌曲编号" align="center" prop="songId" />
      <el-table-column label="歌曲名称" align="center" prop="songName" />
      <el-table-column label="歌唱作者" align="center" prop="singerName" />
      <el-table-column label="歌曲分类" align="center" prop="songAlbum">
        <template #default="scope">
        <span>
          {{ scope.row.songAlbum === 1?'赞美诗':'青年诗歌' }}
        </span>
        </template>
      </el-table-column>
      <el-table-column label="排序号" align="center" prop="sortOrder" />
      <el-table-column label="更新者" align="center" prop="updateBy" />
      <el-table-column label="更新时间" align="center" prop="updateTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.updateTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['media:info:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['media:info:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改歌曲信息对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body destroy-on-close class="scrollbar">
      <SongSaveDialog ref="songSaveDialogRef" />
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>

    <!-- 添加或修改歌曲信息对话框-自动生成的代码 -->
    <!--<el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="歌曲名称" prop="songName">
          <el-input v-model="form.songName" placeholder="请输入歌曲名称" />
        </el-form-item>
        <el-form-item label="歌唱作者" prop="singerName">
          <el-input v-model="form.singerName" placeholder="请输入歌唱作者" />
        </el-form-item>
        <el-form-item label="歌曲分类" prop="songAlbum">
          <el-input v-model="form.songAlbum" placeholder="请输入歌曲分类" />
        </el-form-item>
        <el-form-item label="排序号" prop="sortOrder">
          <el-input v-model="form.sortOrder" placeholder="请输入排序号" />
        </el-form-item>
        <el-form-item label="创建者id" prop="createUserid">
          <el-input v-model="form.createUserid" placeholder="请输入创建者id" />
        </el-form-item>
        <el-form-item label="更新者id" prop="updateUserid">
          <el-input v-model="form.updateUserid" placeholder="请输入更新者id" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>-->
  </div>
</template>

<script>
import { listInfo, getInfo, delInfo, addInfo, updateInfo } from "@/api/media/songInfo"
import SongSaveDialog from "@/views/media/songInfo/songSave.vue";

export default {
  name: "SongInfo",
  components: {SongSaveDialog},
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 歌曲信息表格数据
      infoList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        name: null,
        singerName: null,
        songAlbum: null,
        sortOrder: null,
        createUserid: null,
        updateUserid: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        name: [
          { required: true, message: "歌曲名称不能为空", trigger: "blur" }
        ],
        songAlbum: [
          { required: true, message: "歌曲分类不能为空", trigger: "blur" }
        ],
        createUserid: [
          { required: true, message: "创建者id不能为空", trigger: "blur" }
        ],
        createTime: [
          { required: true, message: "创建时间不能为空", trigger: "blur" }
        ],
        updateUserid: [
          { required: true, message: "更新者id不能为空", trigger: "blur" }
        ],
        updateTime: [
          { required: true, message: "更新时间不能为空", trigger: "blur" }
        ]
      }
    }
  },
  created() {
    this.getList()
  },
  methods: {
    /** 查询歌曲信息列表 */
    getList() {
      this.loading = true
      listInfo(this.queryParams).then(response => {
        this.infoList = response.rows
        this.total = response.total
        this.loading = false
      })
    },
    // 取消按钮
    cancel() {
      this.open = false
      this.reset()
    },
    // 表单重置
    reset() {
      this.form = {
        songId: null,
        name: null,
        singerName: null,
        songAlbum: null,
        sortOrder: null,
        createUserid: null,
        createTime: null,
        updateUserid: null,
        updateTime: null
      }
      this.resetForm("form")
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1
      this.getList()
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm")
      this.handleQuery()
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.songId)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset()
      this.open = true
      this.title = "添加歌曲信息"
      // 使用 $nextTick 确保组件已渲染
      this.$nextTick(() => {
        if (this.$refs.songSaveDialogRef) {
          console.log('成功获取子组件:', this.$refs.songSaveDialogRef)
          // 调用子组件方法
          this.$refs.songSaveDialogRef.handleSave(this.submitForm);
        } else {
          console.error('无法获取子组件引用')
        }
      })
    },
    /** 修改按钮操作 */
    async handleUpdate(row) {
      this.reset()
      const songId = row.songId || this.ids
      this.open = true
      this.title = "修改歌曲信息";
      /*getInfo(songId).then(response => {
        this.form = response.data
        this.open = true
        this.title = "修改歌曲信息";
      })*/
      // 使用 $nextTick 确保组件已渲染
      this.$nextTick(() => {
        if (this.$refs.songSaveDialogRef) {
          console.log('成功获取子组件:', this.$refs.songSaveDialogRef)
          // 调用子组件方法
          this.$refs.songSaveDialogRef.handleSave(this.submitFormCallback, songId);
        } else {
          console.error('无法获取子组件引用')
        }
      })
    },
    /** 提交按钮 */
    submitForm() {
      /*this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.songId != null) {
            updateInfo(this.form).then(response => {
              this.$modal.msgSuccess("修改成功")
              this.open = false
              this.getList()
            })
          } else {
            addInfo(this.form).then(response => {
              this.$modal.msgSuccess("新增成功")
              this.open = false
              this.getList()
            })
          }
        }
      })*/
      // 调用子组件方法
      this.$refs.songSaveDialogRef.handleUpload();
    },
    /** 提交按钮-子页面的回调 */
    submitFormCallback() {
      this.open = false
      this.getList()
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const songIds = row.songId || this.ids
      this.$modal.confirm('是否确认删除歌曲信息编号为"' + songIds + '"的数据项？').then(function() {
        return delInfo(songIds)
      }).then(() => {
        this.getList()
        this.$modal.msgSuccess("删除成功")
      }).catch(() => {})
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('media/songInfo/export', {
        ...this.queryParams
      }, `info_${new Date().getTime()}.xlsx`)
    }
  }
}
</script>
